人教版八年级英语上册课件：Unit3-Section-A(1a-1c)(共26张PPT)

SectionAPeriod1(1a—1c)Unit3I’mmoreoutgoingthanmysister.大兴一中韩琳琳bigsmallABBallAis___________BallB.BallBis____________BallA.biggerthansmallerthantallLiuXiangis___________YaoMing.YaoMingis_________LiuXiang.shorterthantallerthanshortLilyis____________Lucy.LucyandLilyaretwins(双胞胎).funnierthanfunny2.____→_____1._____→____shortfatthintallWritetheoppositewordsaccordingtothepictures.1a3.______→______quietlyloudly4._________→_________shorthairlonghairListenandnumberthepairsoftwinsinthepicture.1b1231cPracticetheconversationthenmakeconversationsabouttheothertwins.A:That’sTara,isn’tit?B:No,itisn’t.It’sTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.-IssheCherrieYing?-No,sheisn’t.SheisSunLi.CherrieYing’shairislongerthanhers.SunLiCherrieYing-IsthatTom’sdog?-No,itisn’t.It’sTina’s.Tom’sdogisheavierthanTina’s.Tom’sdogTina’sdog形容词或副词的比较级形式：talltallerfastfasternicenicerthinthinnerearlyearlieroutgoingmoreoutgoing原形比较级talltallerfastfasternicenicerthinthinner(以不发音的字母e结尾的+r)(一般在词尾+er)原形比较级(重读闭音节词词尾只有一个辅音字母时，先双写辅音字母再+er)earlyearlieroutgoingmoreoutgoing(以辅音字母+y结尾的单词，变y为i+er)(多音节词和部分双音节词前加more)写出下列单词的比较级。funnyquietserioussmartoutgoingquicklyfunnierquietermoreserioussmartermoreoutgoingmorequicklytallnicebigfunnyoutgoingoldoldertallernicerbiggerfunniermoreoutgoinglateexpensivethinsmarthighfatinterestingmoreinterestinglatermoreexpensivethinnersmarterhigherfatter二、用法1.比较级表示两者(人或事物)的比较。eg.IamtallerthanTom.Mydressismorebeautifulthanhers.2.最高级表示三者或三者以上(人或事物)的比较,其中有一个在某一方面超过其他几个时,用最高级。最高级的前面一般要加定冠词the,后面可带of(in)短语来说明比较的范围。如：Sheistheyoungestintheclass.Jasonisthetallestofthethree.Whosehandwritingisthebestofall?3.在形容词比较级前还可用much,even,still,alittle,alot来修饰,表示“……的多”,“甚至……”,“更……”,“……一些”。如：Thiscityismuchmorebeautifulthanbefore.She’salittlemoreoutgoingthanme.It’salittlecoldertoday.4.“比较级＋and＋比较级”意为“越来越……”。多音节比较级用“moreandmore＋形容词原级”形式。如：It’sgettingworseandworse.Thegroupbecamemoreandmorepopular.5.“Which/Whois+比较级…？”比较A、B两事物,问其中哪一个较……时用此句型。如：WhichT-shirtisnicer,thisoneorthatone?Whoismoreactive,MaryorKate?Whichoneismorepopularamongstudents,goingtoconcertsorgoingtomovies?6.使用形容词比较级时需注意以下几点：1)than后面接代词时,一般要用主格形式，但在口语中也可使用宾格形式。如：MybrotheristallerthanI/me.2)当需要表示一方超过另一方的程度时，可以用much,alot,alittle,abit,even,still等来修饰形容词比较级。注意:比较级不能用very,so,too,quite等修饰。如：HeismuchmoreseriousthanSam.3)形容词比较级后面往往用连词than连接另一个比较的人或事物,但在上下文明确的情况下,形容词比较级可单独使用。如：Mysisteristall,butmyauntistaller.我姐姐个子高,但我姑姑个子更高。7.as…as…同级比较,两个“as”之间必须使用形容词或副词原级。意为“如同……一样……”,notas/so…as“不如……一样……”e.g.Herunsasquicklyashisfather.Thewatermelonisasbigasasoccerball.Shedoesn’tstudyso/ashardasherbrother(does).Exercise1.Whois_______(quiet),AdaorJane?2.Davidismuch_____(tall)thanTom.3.MissLiisalittle__________(outgoing)thanhersister.4.Myfatherisvery_____(good)attellingstories.5.Jimis_____(short)thanLucy.quietertallermoreoutgoinggoodshorter